Determine whether the statement is true or false. If f '(c) = 0, then f has a local maximum or minimum at c. TrueFalse                 Determine whether the statement is true or false. If f has an absolute maximum value at c, then f '(c) = 0. TrueFalse                 Determine whether the statement is true or false. If f is differentiable and  f(−7) = f(7),  then there is a number c such that  |c| < 7  and  f '(c) = 0. TrueFalse                 Determine whether the statement is true or false. If  f '(x) = g'(x)  for  0 < x < 1,  then  f(x) = g(x)  for  0 < x < 1. TrueFalse             Determine whether the statement is true or false. If f and g are increasing on an interval I, then fg is increasing on I. TrueFalse                 Determine whether the statement is true or false. If f is decreasing and  f(x) > 0  on I, then  g(x) = 1/f(x)  is increasing on I. TrueFalse                 Determine whether the statement is true or false. If f is periodic and f is differentiable, then f ' is periodic. TrueFalse           Determine whether the statement is true or false. If  f '(x) < 0  for  1 < x < 4,  then f is decreasing on  (1, 4). TrueFalse                 Determine whether the statement is true or false. There exists a function f such that  f(x) > 0,   f '(x) < 0,  and  f ''(x) > 0  for all x. TrueFalse           Determine whether the statement is true or false. If f '(x) exists and is nonzero for all x, then  f(1) ≠ f(0). TrueFalse

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Determine whether the statement is true or false.
If f '(c) = 0, then f has a local maximum or minimum at c.
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
If f has an absolute maximum value at c, then f '(c) = 0.
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
If f is differentiable and 
f(−7) = f(7),
 then there is a number c such that 
|c| < 7
 and 
f '(c) = 0.
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
If 
f '(x) = g'(x)
 for 
0 < x < 1,
 then 
f(x) = g(x)
 for 
0 < x < 1.
TrueFalse    

 

 

 
 
Determine whether the statement is true or false.
If f and g are increasing on an interval I, then fg is increasing on I.
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
If f is decreasing and 
f(x) > 0
 on I, then 
g(x) = 1/f(x)
 is increasing on I.
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
If f is periodic and f is differentiable, then f ' is periodic.
TrueFalse    

 

 
 
Determine whether the statement is true or false.
If 
f '(x) < 0
 for 
1 < x < 4,
 then f is decreasing on 
(1, 4).
TrueFalse    

 

 

 
 
 
 
Determine whether the statement is true or false.
There exists a function f such that 
f(x) > 0,
 
f '(x) < 0,
 and 
f ''(x) > 0
 for all x.
TrueFalse    

 

 

 
Determine whether the statement is true or false.
If f '(x) exists and is nonzero for all x, then 
f(1) ≠ f(0).
TrueFalse    
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